Kashiwaya couldn't seem to take his eyes off Hibino's protruding adam's apple, even though he didn't know why. It suddenly dawned on him that Hibino might actually be a vampire, igniting a strong yearning for answers. Driven by his intense curiosity, Kashiwaya pushed Hibino down and began licking his throat, completely captivated by the experience. The story goes that this was the start of a beautiful, innocent romance between Kashiwaya, a high-school student with an unusual outlook on life, and his classmate Hibino.